Home / 1,004,782.98-1,386,616.25-545,906.64

Finding the Fourth Proportional to 1,004,782.98, 1,386,616.25 and 545,906.64

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Solution

The fourth proportional to 1,004,782.98, 1,386,616.25 and 545,906.64 is: 753,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,782.98 : 1,386,616.25 = 545,906.64 : x
  2. Step 2: Convert to fraction form
    1,004,782.98/1,386,616.25 = 545,906.64/x
  3. Step 3: Cross multiply
    1,004,782.98x = 1,386,616.25 × 545,906.64
  4. Step 4: Simplify right side
    1,004,782.98x = 756,963,018,006.90
  5. Step 5: Solve for x
    x = 756,963,018,006.90/1,004,782.98
  6. Step 6: Final answer
    x = 753,359.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.